2 Any copyright is dedicated to the Public Domain.
3 http://creativecommons.org/licenses/publicdomain/
6 <body style=
"filter:url(#thresholdAt128);">
7 <div style=
"width:80px; height:80px; border: 1px solid black;">
8 <div style=
"border:20px solid red; width:40px; height:40px;
9 background:yellow;"></div>
12 <filter id=
"thresholdAt128" color-interpolation-filters=
"sRGB">
13 <feColorMatrix type=
"matrix"
14 values=
"255 0 0 0 -128